ferric oxide
51iron — ironless, adj. ironlike, adj. /uy euhrn/, n. 1. Chem. a ductile, malleable, silver white metallic element, scarcely known in a pure condition, but much used in its crude or impure carbon containing forms for making tools, implements, machinery,… …
52chemical element — Introduction also called element, any substance that cannot be decomposed into simpler substances by ordinary chemical processes. Elements are the fundamental materials of which all matter is composed. This article considers the… …
53Compact Cassette — A TDK D C60 cassette, a common speech quality tape with a 60 minute playing time, in a housing similar to that of the original Compact Cassette specification …
54Calamine — An astringent made from zinc carbonate or zinc oxide, usually used in lotion form to treat skin problems that cause itching or discomfort. * * * Zinc oxide with a small amount of ferric oxide or basic zinc carbonate suitably colored with ferric… …
55Constructed wetland — Vertical Flow type of Constructed Wetlands A constructed wetland or wetpark is an artificial wetland, marsh or swamp created as a new or restored habitat for native and migratory wildlife, for anthropogenic discharge such as wastewater,… …
56ATC code B03 — A section of the Anatomical Therapeutic Chemical Classification System.B Blood and blood forming organsB03A Iron preparationsB03AA Iron bivalent, preparations:B03AA01 Ferrous glycine sulfate:B03AA02 Ferrous fumarate:B03AA03 Ferrous… …
57Baigong Pipes — The Baigong Pipes are a series of pipe like features found on and near Mount Baigong (白公山) about 40 km southeast of the city of Delingha (德令哈市), in the Haixi Mongol and Tibetan Autonomous Prefecture (海西蒙古族藏族自治州) , Qinghai Province (青海省),… …
58olivine — olivinic /ol euh vin ik/, olivinitic /ol euh vi nit ik/, adj. /ol euh veen , ol euh veen /, n. Mineral. any of a group of magnesium iron silicates, (Mg,Fe)2SiO4, occurring in olive green to gray green masses as an important constituent of basic… …
59sedimentary rock — Rock formed at or near the Earth s surface by the accumulation and lithification of fragments of preexisting rocks or by precipitation from solution at normal surface temperatures. Sedimentary rocks can be formed only where sediments are… …
60limonite — limonitic /luy meuh nit ik/, adj. /luy meuh nuyt /, n. Mineral. an amorphous hydrated ferric oxide, varying in color from dark brown to yellow, used as an ore of iron. [1815 25; < Gk leimón meadow + ITE1] * * * One of the major iron minerals, a… …
